Product comparison · 2 speakerphones

Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black vs Yealink SP92 with Dongle USB-C/A Speakerphone

16specifications compared
11differ
5identical
30known for one product only

Key differences

The Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black has 1 dB more sensitivity than the Yealink SP92 with Dongle USB-C/A Speakerphone (81 dB vs 80 dB). The Yealink SP92 with Dongle USB-C/A Speakerphone has 80 - 20000 Hz more frequency range than the Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black (100 - 20000 Hz vs 20 - 20000 Hz). The Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black has 7 more microphones than the Yealink SP92 with Dongle USB-C/A Speakerphone (8 vs 1). Device type: PC on the Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black, Universal on the Yealink SP92 with Dongle USB-C/A Speakerphone. Microphone frequency: 150 - 7000 Hz on the Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black, 50 - 10000 Hz on the Yealink SP92 with Dongle USB-C/A Speakerphone.

Device type
- 4Y71Q47766 speakerphone PC Bluetooth Black:PC
- SP92 with Dongle USB-C/A Speakerphone:Universal
Sensitivity
- 4Y71Q47766 speakerphone PC Bluetooth Black:81 dB
- SP92 with Dongle USB-C/A Speakerphone:80 dB
Frequency range
- 4Y71Q47766 speakerphone PC Bluetooth Black:20 - 20000 Hz
- SP92 with Dongle USB-C/A Speakerphone:100 - 20000 Hz
Microphone frequency
- 4Y71Q47766 speakerphone PC Bluetooth Black:150 - 7000 Hz
- SP92 with Dongle USB-C/A Speakerphone:50 - 10000 Hz
Number of microphones
- 4Y71Q47766 speakerphone PC Bluetooth Black:8
- SP92 with Dongle USB-C/A Speakerphone:1
Interface
- 4Y71Q47766 speakerphone PC Bluetooth Black:Bluetooth
- SP92 with Dongle USB-C/A Speakerphone:USB/Bluetooth
Connectivity technology
- 4Y71Q47766 speakerphone PC Bluetooth Black:Wired & Wireless
- SP92 with Dongle USB-C/A Speakerphone:Wireless
Weight
- 4Y71Q47766 speakerphone PC Bluetooth Black:400 g
- SP92 with Dongle USB-C/A Speakerphone:276 g

Side by side

Differences highlightedShow differences only

Comparison of 4Y71Q47766, SP92 with Dongle USB-C/A Speakerphone
46 specifications	A Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black Model 4Y71Q47766 View product	B Yealink SP92 with Dongle USB-C/A Speakerphone View product
Features1 differ
Device typeDiffers	PC	Universal
AutoKnown for one	No	Unknown — not stated by the source
Product colour	Black	Black
PortableKnown for one	Yes	Unknown — not stated by the source
Noise cancelingKnown for one	Yes	Unknown — not stated by the source
Cable lengthKnown for one	2 m	Unknown — not stated by the source
LED indicators	Yes	Yes
On/off switchKnown for one	Yes	Unknown — not stated by the source
International Protection (IP) codeKnown for one	IP54	Unknown — not stated by the source
Windows operating systems supportedKnown for one	Windows 10, Windows 11	Unknown — not stated by the source
Mac operating systems supportedKnown for one	Yes	Unknown — not stated by the source
CertificationKnown for one	BQB, CB, FCC ID, IC ID, CE RED, JRF, VCCI, NBTC, SIRIM, SRRC, NTC, IMDA, BIS, RCM, OFCA, WPC	Unknown — not stated by the source
Echo cancellationKnown for one	Unknown — not stated by the source	Yes
Signal-to-Noise Ratio (SNR)Known for one	Unknown — not stated by the source	80 dB
Control typeKnown for one	Unknown — not stated by the source	Buttons
Loudspeakers2 differ
SensitivityDiffers	81 dB	80 dB
Frequency rangeDiffers	20 - 20000 Hz	100 - 20000 Hz
ImpedanceKnown for one	3 Ω	Unknown — not stated by the source
Microphone2 differ
Microphone frequencyDiffers	150 - 7000 Hz	50 - 10000 Hz
Number of microphonesDiffers	8	1
Microphone muteKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces2 differ
InterfaceDiffers	Bluetooth	USB/Bluetooth
Connectivity technologyDiffers	Wired & Wireless	Wireless
Bluetooth	Yes	Yes
Bluetooth version	5.3	5.3
USB connector type	USB Type-C	USB Type-C
USB connector genderKnown for one	Unknown — not stated by the source	Female
Poweridentical
Power source typeKnown for one	Battery	Unknown — not stated by the source
Battery life (max)Known for one	12 h	Unknown — not stated by the source
Battery recharge timeKnown for one	4 h	Unknown — not stated by the source
Talk timeKnown for one	Unknown — not stated by the source	20 h
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 60 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	0 - 95%	Unknown — not stated by the source
Batteryidentical
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Battery capacityKnown for one	4215 mAh	Unknown — not stated by the source
Weight & dimensions1 differ
WidthKnown for one	122.5 mm	Unknown — not stated by the source
DepthKnown for one	38.5 mm	Unknown — not stated by the source
HeightKnown for one	122.5 mm	Unknown — not stated by the source
WeightDiffers	400 g	276 g
Packaging data3 differ
Package widthDiffers	172 mm	162 mm
Package depthDiffers	161.5 mm	175 mm
Package heightDiffers	77 mm	45 mm
Package weightKnown for one	740 g	Unknown — not stated by the source
Package typeKnown for one	Box	Unknown — not stated by the source
Packaging contentidentical
QuantityKnown for one	Unknown — not stated by the source	1
AC adapter includedKnown for one	Unknown — not stated by the source	Yes

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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